if I write in my controller method: What parameters will be passed to url (it maybe controller method or jsp page)? Answer With RedirectAttributes, you can pass almost any data to the redirect URL: When you use addAttribute to add attributes, this will end up in the target redirect URL. These attributes are u…
Tag: java
Error Parsing File JSP or JAVA in Netbeans 7.3.1
I migrated my project from Net beans 6.9.1 to Net Beans 7.3.1 and faced this annoying error a red exclamation icon on a random file jsp or java . I opened them and did not find any error. I tried some suggestions after searching Google to disable html and jsp validation with no luck , another suggestion was t…
Manually call Spring Annotation Validation
I’m doing a lot of our validation with Hibernate and Spring Annotations like so: And then in the controller it’s called in the arguments: But I would like to decide the group used based on some logic in the controller method. Is there a way to call validation manually? Something like result = acco…
Load a file in Resources with FileInputStream
I know the safe way to open a file in the resources is: now the problem is that my file is a model for a decider in the Weka Wrapper package and the Decider class has only a method: load takes the file and opens it as a FileInputStream. Do you see a workaround? I really would like to ship
JAXB Mapping to JSON
I have written a JAX-RS (Jersey) REST Service, which accepts XML messages of ONIX XML format. Generally, I have generated all the required classes for JAXB binding from the given schema with xjc. There are more than 500 classes overall and I cannot modify them. Now, when I have a JAXB-mapped object, I need to…
How to create and run Apache JMeter Test Scripts from a Java program?
I want to use the API provided by Apache JMeter to create and run test scripts from a Java program. I have understood the basics of ThreadGroup and Samplers. I can create those in my Java class by using the JMeter API. However, I am not getting any idea on how to create a test script combining the thread grou…
Create a large zip assembly with maven-assembly-plugin
I’m having a problem with creating a larger zip assembly (uncompressed takes over 3GB) using maven-assembly-plugin. The problem occurs when building the output zip file (compressed less than 1GB). Running maven with option -e gives me a more detailed info: Looking around I found that the issue comes fro…
SPRING java.lang.NoClassDefFoundError: org/springframework/context/ApplicationContext
It seems people have had similar problems, but on IDE’s. I am not using an IDE. I installed Spring using a Maven dependency as you will see in my build.xml file. I get the following stacktrace that says org.springframework.context is not found: run-decouple: BUILD SUCCESSFUL Total time: 4 seconds Here i…
Can not issue data manipulation statements with executeQuery
I’m getting an error when im trying to run my gui to inset data into a table, the error being Can not issue data manipulation statements with executeQuery(). The goal of this gui is to get the user to input information into the text area and then click submit and this information is uploaded to the data…
org.postgresql.util.PSQLException: ERROR: syntax error near «,» in Java
The below is the query generate by a prepareStatement in Java: The Java code is: The query is executed int the try statement and insert the values properly in the DB, BUT it also throws the below exception, at line 192: here ‘val’: The error trace relate to postgres is here: By the way, the table …